.embed-responsive-16by9.masks{
		z-index: 99;
	}
.breadcrumb.open-course-breadcrumb{
	margin: -30px 0 0;
  background: transparent;
  padding: 25px 0 20px;
}
.open-course-header{
	margin-bottom: 15px;
 	position: relative;
 	.black-mask{
 		position: absolute;
 		left: 0;
 		right: 0;
 		top:0;
 		bottom:0;
 		background-color: #000;
 	}
	>.row{
		margin: 0;
	}
} 
.open-course-detail-main{
	width: 45%;
	float: left;
	img{
		width: 120px;
		max-width: 120px;
		height: 68px;
		.border-radius(2px);
	}
	.title{
		font-size: 20px;
		color: @gray-darker;
		.text-overflow; 
	}
	.metas{
		span{
			font-size: 15px;
			color: @gray;
			&:first-child{
				margin-right: 30px;
			}
		}
	}
	.media-body{
		padding: 8px 0;
	}
}
.open-course-detail-operation{
	float: left;
	width: 55%;
	padding: 20px 0;
	@media(max-width:@screen-sm-max)  {
		width: 100%;
	}
	.operation-list{
		display: inline-block;
		width: 24%;
		text-align: center;
		border-right: 1px solid #f1f1f1;
		&:last-child{
			border-right: none;
		}
		@media(max-width:@screen-sm-max)  {
			width: 32%;
		}
	}
	.operation-list.no-border{
		@media(max-width:@screen-sm-max)  {
			border-right: 1px solid transparent;
		}
	}
	.operation-img.operation-share a{
		display: inline-block;
	}
	.operation-img{
		display: inline-block;
    width: 36px;
    height: 36px;
    color: #fff;
    border-radius: 50%;
    text-align: center;
    margin-right: 8px;
    background: #919191;
    .es-transition;
    a{
    	color: #fff;
    	display: block;
    }
    i{
    	font-size: 18px;
    	line-height: 36px;
    }
    .qrcode-popover.top .qrcode-content{
    	left: -77px;
    	top: -247px;
    }
	}
	.operation-zan.active,.operation-zan:hover{
		background: #e85749;
		.es-transition;
	}
	.operation-share:hover{
		background: #83d460;
		.es-transition;
	}
	.operation-collection.active,.operation-collection:hover{
		background: #53c3f5;
		.es-transition;
	}
	.operation-code:hover{
		background: #ff8a0c;
		.es-transition;
	}

}
.open-course-detail{
	position: relative;
	.btn-setting{
		position: absolute;
		top: 10px;
		right: 10px;
		padding: 0 3px;
	}
}
.open-course-container{
	padding: 0;
}
.open-course-wechat-preview .open-course-container{
	max-width: 740px;
	.open-course-wechat-qrcode{
    position: fixed;
    right: 50%;
    top: 100px;
    background: #fff;
    margin-right: -585px;
   img{
   	width: 200px;
   	height: 200px;
   }
	}
}
.open-course-panel{
	margin: 15px 0;
	border-color: transparent;
	.border-radius(0);
	.panel-heading{
		border:none;
		&:before{
			content: '';
			display: inline-block;
			width: 4px;
			height: 20px;
			background: @brand-primary;
			vertical-align: sub;
			margin-right: 6px;
		}
	}
}
.open-course-intro img{
	max-width: 100%;
}
.open-course-recommend{
	margin-bottom: 15px;
	&:last-child{
		margin-bottom: 0;
	}
	.open-course-img{
		float: left;
    width: 30%;
    margin-right: 20px;
	}
	.open-course-content{
		float: left;
    width: 63%;
	}
	.title {
		margin: 8px 0 5px;
		a{
			.text-overflow;
			color:@gray-darker;
		}
	}
	.metas{
		font-size: 12px;
		color: @gray;
	}
}

.open-course-img{
	float: left;
	width: 15%;
}
.open-course-comment{
	float: left;
	width: 84%;
	margin: 0 auto;
	textarea{
		margin: 0 auto;
	}
	textarea.form-control-o{
		 background-color: transparent;
		 border:1px solid #f5f5f5;
	}
}
//列表
.es-open-course-list{
	.course-item{
		.title{
			max-width: 58%;
			display: inline-block;
		  overflow: hidden;
		  text-overflow: ellipsis;
		  white-space: nowrap;
		  word-wrap: normal;
		  font-size: 16px;
		  margin-top: 20px;
    	padding: 0 15px;
    	a{
    		@media (max-width:@screen-xs-max){
    			font-size: 12px;
    		}
    	}
    	@media (max-width:@screen-xs-max){
    		margin-top: 5px;
    		width: 100%;
    		display: block;	
    	}
		}
		.course-img{
			.img-responsive{
				padding: 0;
			}
			.mask{
				position: absolute;
				left: 0;
				right: 0;
				bottom: 0;
				background:#000;
				background: rgba(0, 0, 0, 0.5);
				color: #fff;
				padding: 10px;
				@media (max-width:@screen-xs-max){
					font-size: 12px;
					padding: 6px;
				}
			}
		} 
		.metas{
			padding: 22px 15px;
			@media (max-width:@screen-xs-max){
				padding: 10px 15px;
				font-size: 12px;	
				width: 100%;
			}
		}
	} 
}


.open-course-title {
	font-size: 18px;
	margin-bottom: 10px;
	.text-overflow; 
}
.open-course-mobile-title{
  font-size: 20px;
  margin-bottom: 0;
  padding: 10px 10px 0;
  background: #fff;
  margin-top: 15px;

  p{
  	font-size: 16px;
  }
}
.open-course-mask {
		position: fixed;
		left: 0;
		right: 0;
		top: 0;
		bottom: 0;
		width: 100%;
		height: 100%;
		z-index: 9999;
		background:#000;
		background-color: rgba(0, 0, 0, .9);
		.mask-content {
			position: absolute;
			left: 50%;
			top: 50%;
			width: 330px;
			height: 160px;
			margin-top: -80px;
			margin-left: -165px;
			text-align: center;
			h2 {
				color: #fff;
				font-size: 20px;
				margin-bottom: 20px;
			}
			.mask-btn {
				font-size: 20px;
				.border-radius(4px);
				.es-icon {
					font-size: 23px;
					padding-left: 10px;
				}
			}
		}
		.open-course-content{
			background: transparent;
			text-align: center;
			img{
				position: absolute;
				right: 0;
				top:0;
			}
			.metas{
				position: absolute;
		    left: 50%;
		    margin-left: -142px;
		    top: 156px;
			}
			p{
				font-size: 22px;
				color: #fff;
			}
			.open-course-btn{
				border:1px solid #fff;
				color: #fff;
				.border-radius(0);
    		margin-top: 10px;
			}
		}
	}
.open-course-views.open-course-wechat-views{
	padding-top: 40px;
}
.open-course-views {
	position: relative;
	padding: 0;
	background-color: #000;
	height: 500px;
		@media(max-width:@screen-xs-max) {
			height: 300px;
		}
	.mask-img{
		width: 100%;
		padding-top: 10px;
		@media(max-width:@screen-md-max) {
			padding-top: 50px;
		}
		@media(max-width:@screen-sm-max) {
			padding: 0;
		}
	}
	.lesson-content { 
		height: 100%;
	}
	
	.mask {
		position: absolute;
		left: 0;
		right: 0;
		top: 0;
		bottom: 0;
		width: 100%;
		height: 100%;
		background:#000;
		background-color: rgba(0, 0, 0, .9);
		z-index: 999;
		.mask-content {
			position: absolute;
			left: 50%;
			top: 50%;
			width: 330px;
			height: 160px;
			margin-top: -80px;
			margin-left: -165px;
			text-align: center;
			@media(max-width:@screen-sm-max) {
				margin-top: -60px;
			}
			h2 {
				color: #fff;
				font-size: 20px;
				margin-bottom: 20px;
			}
			.mask-btn {
				font-size: 20px;
				.border-radius(4px);
				.es-icon {
					font-size: 23px;
					padding-left: 10px;
				}
			}
		}
		.open-course-content{
			background: transparent;
			text-align: center;
			img{
				position: absolute;
				right: 0;
				top:0;
			}
			.metas{
				position: absolute;
		    left: 50%;
		    margin-left: -142px;
		    top: 156px;
			}
			p{
				font-size: 22px;
				color: #fff;
			}
			.open-course-btn{
				border:1px solid #fff;
				color: #fff;
				.border-radius(0);
    		margin-top: 10px;
			}
		}
	}
	.modal-dialog {
		.modal-img {
			float: left;
			width: 33.3%;
			padding: 0 8px;
			img {
				margin-bottom: 12px;
				.border-radius(4px);
			}
			.title{
				.text-overflow;
				color: @gray-darker;
			}
		}
		.modal-footer .es-share{
			.dropdown-menu {
				left: 96px;
			}
			a {
				color: #fff;
				font-size: 14px;
			}
			.share-btn {
				background-color: #70d445;
				border-color: #70d445;
				&:hover {
					background-color: darken(#70d445, 10%);
				}
			}
			.next-btn {
				background-color: #ff8a0c;
				border-color: #ff8a0c;
				&:hover {
					background-color: darken(#ff8a0c, 10%);
				}
			}
		}
	}
}
.open-course-mobile-views{
	background: #fff;
	padding: 0 10px 10px;
}
.open-course-tab {
	height: 500px;
	background-color: #212121;
	color: #ffffff;
	padding: 0;
	@media(max-width:@screen-sm-max) {
		height: auto;	
	}
	ul {
		padding: 0;
    margin-bottom: 0;
    list-style-type: none;
    .tab-header {
			float: left;
			width: 50%;
			padding: 20px 0;
			font-size: 16px;
			text-align: center;
			cursor: pointer;
			background-color: @gray-darker;
			&.active, &:hover {
				background-color: #212121;
				.es-transition;
			}
			@media(max-width:@screen-sm-max) {
				padding: 15px 0;
				font-size: 14px;
			}
		}
	}
	.tab-recommand {
		padding: 10px 20px 10px 15px;
			&:first-child {
			padding: 15px 20px 10px 15px;
		}
		img {
			float: left;
			width: 118px;
			.border-radius(4px);
			@media(max-width:@screen-md-max) {
				width: 100px;
			}
		}
		.open-course-info {
			margin-left: 138px;
			@media(max-width:@screen-md-max) {
				margin-left: 108px;
			}
			.title {
				display: inline-block;
				padding-bottom: 8px;
				max-height: 42px;
				line-height: 21px;
				font-size: 12px;
		    overflow: hidden;
  			text-overflow: ellipsis;
				color: rgba(255, 255, 255, .8);
				&:hover {
					color: @brand-primary;
					.es-transition;
				}
			}
			.num {
				color: rgba(255, 255, 255, 0.5);
				overflow: hidden;
				height: 21px;
			}
		}
	}
	.tab-live a{
		display: block;
		padding: 14px 50px 14px 20px;
		color: rgba(255, 255, 255, 0.7);
		cursor: pointer;
		overflow: hidden;
    word-wrap: normal;
    white-space: nowrap;
		text-overflow: ellipsis;
		&:hover,&:active,&.active {
			color: rgba(255, 255, 255, 1);
			background-color: @brand-primary;
		}
	}
}
.open-course-mobile-tab{
	background: #fff;
	margin-bottom: 20px;
	ul{
		.tab-header{
			background-color: #fff;
			border-bottom:2px solid @gray-dark;
			color: @gray-dark;
			font-size: 13px;
		}
		.tab-header.active{
			background-color: #fff;
			border-bottom:2px solid @brand-primary;
			color: @brand-primary;
		}
	}
}
.open-course-detail .intro-img {
	width: 186px;
	display: block;
	margin-top: 10px;
}
.open-course-teacher {
	img {
		// display: block;
		margin: 0 auto;
	}
	.intro {
		line-height: 20px;
		text-align: left;
		font-size: 12px;
		color: @gray-darker;
		height: 70px;
		overflow: hidden;
	}
}
.course-comment {
	padding: 15px 20px;
	.media {
		margin-bottom: 40px;
		margin-top: 20px;
		&:first-child {
			margin-bottom: 20px;
			border-bottom: 1px solid @gray-lighter;
		}
	}
}
.open-starttime {
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	color: #fff;
	height: 30px;
	line-height: 30px;
	padding-left: 10px;
	background-color: #000;
	background-color:rgba(0,0,0,0.5);

	@media (max-width:@screen-md-max){
		font-size: 12px;
	}
}
//频道页
.open-course-list {
	// background-color: #f5f8fa;
	.course-block {
		padding: 20px;
		border:1px solid #e4ecf3;
		background-color: #fff;
		margin-bottom: 20px;
		@media(max-width:@screen-sm-max) {
			width: 48%;
			float: left;
			margin: 0 1% 20px 1%;
			padding: 0;
		}
		.course-img {
			position: relative;
			float: left;
			width: 35%;
			img {
				width: 100%;
			}
			@media(max-width:@screen-sm-max) {
				float: none;
				width: 100%;
			}
		}
		.open-course-content {
			float: left;
			width: 65%;
			padding-left: 20px;
			// padding-right: 20px;
			@media(max-width:@screen-sm-max) {
				float: none;
				width: 100%;
				padding: 0 10px 10px 10px;
				.title {
					padding-top: 10px;
				}
			}
			@media(max-width:@screen-xs-max) {
				padding: 0 5px 5px 5px;
			}
			.title {
				margin-bottom: 10px;
				a {
					font-size: 22px;
					vertical-align: middle;
					@media(max-width:@screen-sm-max) {
						font-size: 14px;
					}
				}
			}
		}
		.open-course-intro {
			margin-bottom: 20px;
			// line-height: 24px;
			height: 80px;
			overflow: hidden;
			color: @gray;
			@media(max-width:@screen-md-max) {
				height: 60px;
				margin-bottom: 10px;
			}
		}
		.metas {
			line-height: 34px;
			@media(max-width:@screen-xs-max) {
				line-height: 20px;
			}
			.btn {
				@media(min-width:@screen-sm-min) and (max-width:@screen-md-max) {
					font-size: 12px;
				}
			}
			span {
				margin-right: 15px;
				color: @gray-medium;
				font-size: 12px;
				@media(max-width:@screen-sm-max) {
					margin-right: 5px;
				}
				.es-icon {
					margin-right: 5px;
					font-size: 20px;
					@media(max-width:@screen-xs-max) {
						font-size: 16px;
					}
				} 
			}
		}
	}
	.section-more-btn {
		margin: 40px 0 70px 0;
	}
	.tags {
		position: absolute;
		top: 0;
		left: 10px;
		.tag-open-live {
			display: inline-block;
			width: 40px;
			height: 50px;
			background: url(../img/tag_open_live.png) no-repeat;
		}
	}
}


.open-course-sms-form{
	.help-block{
		margin-top: 47px;
		margin-left: 200px;
		@media(max-width:@screen-sm-max){
			margin:0;
		}
	}
}
.open-course-form-control{
	@media(max-width:@screen-sm-max){
		width: 67%;
    display: inline-block;
	}
}
.open-course-form-btn{
	@media(max-width:@screen-sm-max){
		width: 30%;
    display: inline-block;
	}
}




